Pandas Profiling Report

Dataset statistics

Number of variables	13
Number of observations	5329
Missing cells	38
Missing cells (%)	0.1%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	541.4 KiB
Average record size in memory	104.0 B

Variable types

Categorical	1
Numeric	12

Alerts

`alcohol` is highly overall correlated with `density`	High correlation
`chlorides` is highly overall correlated with `density` and 1 other fields	High correlation
`density` is highly overall correlated with `alcohol` and 1 other fields	High correlation
`fixed acidity` is highly overall correlated with `type`	High correlation
`free sulfur dioxide` is highly overall correlated with `total sulfur dioxide`	High correlation
`total sulfur dioxide` is highly overall correlated with `free sulfur dioxide` and 1 other fields	High correlation
`type` is highly overall correlated with `chlorides` and 3 other fields	High correlation
`volatile acidity` is highly overall correlated with `type`	High correlation
`citric acid` has 135 (2.5%) zeros	Zeros

Reproduction

Analysis started	2024-04-30 17:25:37.878248
Analysis finished	2024-04-30 17:25:56.182318
Duration	18.3 seconds
Software version	ydata-profiling vv4.7.0
Download configuration	config.json

type
Categorical

HIGH CORRELATION

Distinct	2
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	41.8 KiB

white	3970
red	1359

Length

Max length	5
Median length	5
Mean length	4.4899606
Min length	3

Characters and Unicode

Total characters	23927
Distinct characters	7
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	white
2nd row	white
3rd row	white
4th row	white
5th row	white

Common Values

Value	Count	Frequency (%)
white	3970	74.5%
red	1359	25.5%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
white	3970	74.5%
red	1359	25.5%

Most occurring characters

Value	Count	Frequency (%)
e	5329	22.3%
w	3970	16.6%
h	3970	16.6%
i	3970	16.6%
t	3970	16.6%
r	1359	5.7%
d	1359	5.7%

Most occurring categories

Value	Count	Frequency (%)
Lowercase Letter	23927	100.0%

Most frequent character per category

Lowercase Letter

Value	Count	Frequency (%)
e	5329	22.3%
w	3970	16.6%
h	3970	16.6%
i	3970	16.6%
t	3970	16.6%
r	1359	5.7%
d	1359	5.7%

Most occurring scripts

Value	Count	Frequency (%)
Latin	23927	100.0%

Most frequent character per script

Latin

Value	Count	Frequency (%)
e	5329	22.3%
w	3970	16.6%
h	3970	16.6%
i	3970	16.6%
t	3970	16.6%
r	1359	5.7%
d	1359	5.7%

Most occurring blocks

Value	Count	Frequency (%)
ASCII	23927	100.0%

Most frequent character per block

ASCII

Value	Count	Frequency (%)
e	5329	22.3%
w	3970	16.6%
h	3970	16.6%
i	3970	16.6%
t	3970	16.6%
r	1359	5.7%
d	1359	5.7%

fixed acidity
Real number (ℝ)

HIGH CORRELATION

Distinct	106
Distinct (%)	2.0%
Missing	10
Missing (%)	0.2%
Infinite	0
Infinite (%)	0.0%
Mean	7.2165727

Minimum	3.8
Maximum	15.9
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	3.8
5-th percentile	5.6
Q1	6.4
median	7
Q3	7.7
95-th percentile	9.8
Maximum	15.9
Range	12.1
Interquartile range (IQR)	1.3

Descriptive statistics

Standard deviation	1.3191937
Coefficient of variation (CV)	0.18280058
Kurtosis	4.5932541
Mean	7.2165727
Median Absolute Deviation (MAD)	0.6
Skewness	1.6504394
Sum	38384.95
Variance	1.740272
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
6.8	280	5.3%
6.6	268	5.0%
6.4	246	4.6%
6.9	225	4.2%
7	223	4.2%
6.7	212	4.0%
7.2	203	3.8%
7.1	200	3.8%
6.5	197	3.7%
6.2	177	3.3%
Other values (96)	3088	57.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
3.8	1	< 0.1%
3.9	1	< 0.1%
4.2	2	< 0.1%
4.4	3	0.1%
4.5	1	< 0.1%
4.6	2	< 0.1%
4.7	6	0.1%
4.8	9	0.2%
4.9	6	0.1%
5	26	0.5%

Value	Count	Frequency (%)
15.9	1	< 0.1%
15.6	2	< 0.1%
15.5	1	< 0.1%
15	1	< 0.1%
14.3	1	< 0.1%
14.2	1	< 0.1%
14	1	< 0.1%
13.8	1	< 0.1%
13.7	1	< 0.1%
13.5	1	< 0.1%

volatile acidity
Real number (ℝ)

HIGH CORRELATION

Distinct	187
Distinct (%)	3.5%
Missing	8
Missing (%)	0.2%
Infinite	0
Infinite (%)	0.0%
Mean	0.34412329

Minimum	0.08
Maximum	1.58
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0.08
5-th percentile	0.16
Q1	0.23
median	0.3
Q3	0.41
95-th percentile	0.68
Maximum	1.58
Range	1.5
Interquartile range (IQR)	0.18

Descriptive statistics

Standard deviation	0.16822824
Coefficient of variation (CV)	0.48886037
Kurtosis	2.8648728
Mean	0.34412329
Median Absolute Deviation (MAD)	0.08
Skewness	1.5050529
Sum	1831.08
Variance	0.02830074
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.28	232	4.4%
0.24	218	4.1%
0.26	218	4.1%
0.27	188	3.5%
0.25	186	3.5%
0.22	184	3.5%
0.2	178	3.3%
0.23	178	3.3%
0.3	168	3.2%
0.32	164	3.1%
Other values (177)	3407	63.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.08	2	< 0.1%
0.085	1	< 0.1%
0.09	1	< 0.1%
0.1	6	0.1%
0.105	4	0.1%
0.11	9	0.2%
0.115	3	0.1%
0.12	29	0.5%
0.125	2	< 0.1%
0.13	36	0.7%

Value	Count	Frequency (%)
1.58	1	< 0.1%
1.33	2	< 0.1%
1.24	1	< 0.1%
1.185	1	< 0.1%
1.18	1	< 0.1%
1.13	1	< 0.1%
1.115	1	< 0.1%
1.1	1	< 0.1%
1.09	1	< 0.1%
1.07	1	< 0.1%

citric acid
Real number (ℝ)

ZEROS

Distinct	89
Distinct (%)	1.7%
Missing	3
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	0.31873827

Minimum	0
Maximum	1.66
Zeros	135
Zeros (%)	2.5%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0
5-th percentile	0.04
Q1	0.24
median	0.31
Q3	0.4
95-th percentile	0.56
Maximum	1.66
Range	1.66
Interquartile range (IQR)	0.16

Descriptive statistics

Standard deviation	0.14711633
Coefficient of variation (CV)	0.46155843
Kurtosis	2.578799
Mean	0.31873827
Median Absolute Deviation (MAD)	0.07
Skewness	0.48438568
Sum	1697.6
Variance	0.021643215
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.3	264	5.0%
0.32	240	4.5%
0.28	236	4.4%
0.49	232	4.4%
0.34	204	3.8%
0.26	204	3.8%
0.29	198	3.7%
0.31	187	3.5%
0.24	184	3.5%
0.27	179	3.4%
Other values (79)	3198	60.0%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0	135	2.5%
0.01	31	0.6%
0.02	44	0.8%
0.03	26	0.5%
0.04	34	0.6%
0.05	23	0.4%
0.06	25	0.5%
0.07	27	0.5%
0.08	36	0.7%
0.09	36	0.7%

Value	Count	Frequency (%)
1.66	1	< 0.1%
1.23	1	< 0.1%
1	6	0.1%
0.99	1	< 0.1%
0.91	1	< 0.1%
0.88	1	< 0.1%
0.86	1	< 0.1%
0.82	2	< 0.1%
0.81	2	< 0.1%
0.8	1	< 0.1%

residual sugar
Real number (ℝ)

Distinct	316
Distinct (%)	5.9%
Missing	2
Missing (%)	< 0.1%
Infinite	0
Infinite (%)	0.0%
Mean	5.0538389

Minimum	0.6
Maximum	65.8
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0.6
5-th percentile	1.1
Q1	1.8
median	2.7
Q3	7.5
95-th percentile	14.4
Maximum	65.8
Range	65.2
Interquartile range (IQR)	5.7

Descriptive statistics

Standard deviation	4.5040055
Coefficient of variation (CV)	0.89120479
Kurtosis	6.9861944
Mean	5.0538389
Median Absolute Deviation (MAD)	1.5
Skewness	1.7027343
Sum	26921.8
Variance	20.286065
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1.6	200	3.8%
2	200	3.8%
1.4	194	3.6%
1.8	193	3.6%
1.2	173	3.2%
2.2	158	3.0%
1.5	149	2.8%
1.7	149	2.8%
2.1	149	2.8%
1.9	149	2.8%
Other values (306)	3613	67.8%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.6	1	< 0.1%
0.7	7	0.1%
0.8	25	0.5%
0.9	36	0.7%
0.95	3	0.1%
1	77	1.4%
1.05	1	< 0.1%
1.1	126	2.4%
1.15	3	0.1%
1.2	173	3.2%

Value	Count	Frequency (%)
65.8	1	< 0.1%
31.6	1	< 0.1%
26.05	1	< 0.1%
23.5	1	< 0.1%
22.6	1	< 0.1%
22	1	< 0.1%
20.8	2	< 0.1%
20.7	1	< 0.1%
20.4	1	< 0.1%
20.3	1	< 0.1%

chlorides
Real number (ℝ)

HIGH CORRELATION

Distinct	214
Distinct (%)	4.0%
Missing	2
Missing (%)	< 0.1%
Infinite	0
Infinite (%)	0.0%
Mean	0.056668294

Minimum	0.009
Maximum	0.611
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0.009
5-th percentile	0.028
Q1	0.038
median	0.047
Q3	0.066
95-th percentile	0.104
Maximum	0.611
Range	0.602
Interquartile range (IQR)	0.028

Descriptive statistics

Standard deviation	0.036844532
Coefficient of variation (CV)	0.65017895
Kurtosis	48.310343
Mean	0.056668294
Median Absolute Deviation (MAD)	0.011
Skewness	5.3409655
Sum	301.872
Variance	0.0013575195
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.036	166	3.1%
0.044	161	3.0%
0.042	158	3.0%
0.046	156	2.9%
0.04	152	2.9%
0.047	148	2.8%
0.048	143	2.7%
0.05	141	2.6%
0.038	141	2.6%
0.034	138	2.6%
Other values (204)	3823	71.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.009	1	< 0.1%
0.012	2	< 0.1%
0.013	1	< 0.1%
0.014	4	0.1%
0.015	3	0.1%
0.016	5	0.1%
0.017	5	0.1%
0.018	8	0.2%
0.019	7	0.1%
0.02	13	0.2%

Value	Count	Frequency (%)
0.611	1	< 0.1%
0.61	1	< 0.1%
0.467	1	< 0.1%
0.464	1	< 0.1%
0.422	1	< 0.1%
0.415	2	< 0.1%
0.414	2	< 0.1%
0.413	1	< 0.1%
0.403	1	< 0.1%
0.401	1	< 0.1%

free sulfur dioxide
Real number (ℝ)

HIGH CORRELATION

Distinct	135
Distinct (%)	2.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	30.060143

Minimum	1
Maximum	289
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	1
5-th percentile	6
Q1	16
median	28
Q3	41
95-th percentile	61
Maximum	289
Range	288
Interquartile range (IQR)	25

Descriptive statistics

Standard deviation	17.815588
Coefficient of variation (CV)	0.59266478
Kurtosis	9.473417
Mean	30.060143
Median Absolute Deviation (MAD)	12
Skewness	1.3586396
Sum	160190.5
Variance	317.39517
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
6	150	2.8%
29	145	2.7%
26	134	2.5%
15	132	2.5%
24	128	2.4%
34	124	2.3%
17	124	2.3%
31	124	2.3%
23	121	2.3%
28	115	2.2%
Other values (125)	4032	75.7%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
1	2	< 0.1%
2	2	< 0.1%
3	50	0.9%
4	43	0.8%
5	111	2.1%
5.5	1	< 0.1%
6	150	2.8%
7	82	1.5%
8	77	1.4%
9	81	1.5%

Value	Count	Frequency (%)
289	1	< 0.1%
146.5	1	< 0.1%
138.5	1	< 0.1%
131	1	< 0.1%
128	1	< 0.1%
124	1	< 0.1%
122.5	1	< 0.1%
118.5	1	< 0.1%
112	1	< 0.1%
110	1	< 0.1%

total sulfur dioxide
Real number (ℝ)

HIGH CORRELATION

Distinct	276
Distinct (%)	5.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	114.18934

Minimum	6
Maximum	440
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	6
5-th percentile	19
Q1	75
median	116
Q3	154
95-th percentile	206
Maximum	440
Range	434
Interquartile range (IQR)	79

Descriptive statistics

Standard deviation	56.781422
Coefficient of variation (CV)	0.49725676
Kurtosis	-0.30252555
Mean	114.18934
Median Absolute Deviation (MAD)	39
Skewness	0.061696654
Sum	608515
Variance	3224.1299
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
111	54	1.0%
113	50	0.9%
114	49	0.9%
122	48	0.9%
98	48	0.9%
128	46	0.9%
117	44	0.8%
126	43	0.8%
101	43	0.8%
104	43	0.8%
Other values (266)	4861	91.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
6	2	< 0.1%
7	4	0.1%
8	11	0.2%
9	14	0.3%
10	24	0.5%
11	22	0.4%
12	26	0.5%
13	25	0.5%
14	30	0.6%
15	28	0.5%

Value	Count	Frequency (%)
440	1	< 0.1%
366.5	1	< 0.1%
344	1	< 0.1%
313	1	< 0.1%
307.5	1	< 0.1%
303	1	< 0.1%
294	1	< 0.1%
289	1	< 0.1%
282	1	< 0.1%
278	1	< 0.1%

density
Real number (ℝ)

HIGH CORRELATION

Distinct	998
Distinct (%)	18.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.99453588

Minimum	0.98711
Maximum	1.03898
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0.98711
5-th percentile	0.989844
Q1	0.9922
median	0.99464
Q3	0.99677
95-th percentile	0.999172
Maximum	1.03898
Range	0.05187
Interquartile range (IQR)	0.00457

Descriptive statistics

Standard deviation	0.0029656294
Coefficient of variation (CV)	0.002981923
Kurtosis	8.693196
Mean	0.99453588
Median Absolute Deviation (MAD)	0.00225
Skewness	0.66475079
Sum	5299.8817
Variance	8.7949576 × 10^-6
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.992	60	1.1%
0.9972	59	1.1%
0.9928	54	1.0%
0.998	53	1.0%
0.9976	52	1.0%
0.9968	51	1.0%
0.9934	51	1.0%
0.9932	50	0.9%
0.9962	49	0.9%
0.9966	48	0.9%
Other values (988)	4802	90.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.98711	1	< 0.1%
0.98713	1	< 0.1%
0.98722	1	< 0.1%
0.9874	1	< 0.1%
0.98742	2	< 0.1%
0.98746	2	< 0.1%
0.98758	1	< 0.1%
0.98774	1	< 0.1%
0.98779	1	< 0.1%
0.98794	1	< 0.1%

Value	Count	Frequency (%)
1.03898	1	< 0.1%
1.0103	1	< 0.1%
1.00369	1	< 0.1%
1.0032	1	< 0.1%
1.00315	2	< 0.1%
1.00295	1	< 0.1%
1.00289	1	< 0.1%
1.0026	2	< 0.1%
1.00242	1	< 0.1%
1.00241	1	< 0.1%

pH
Real number (ℝ)

Distinct	108
Distinct (%)	2.0%
Missing	9
Missing (%)	0.2%
Infinite	0
Infinite (%)	0.0%
Mean	3.2244342

Minimum	2.72
Maximum	4.01
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	2.72
5-th percentile	2.98
Q1	3.11
median	3.21
Q3	3.33
95-th percentile	3.5
Maximum	4.01
Range	1.29
Interquartile range (IQR)	0.22

Descriptive statistics

Standard deviation	0.16027501
Coefficient of variation (CV)	0.049706399
Kurtosis	0.43632193
Mean	3.2244342
Median Absolute Deviation (MAD)	0.11
Skewness	0.3912152
Sum	17153.99
Variance	0.02568808
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3.16	156	2.9%
3.22	154	2.9%
3.14	146	2.7%
3.15	144	2.7%
3.2	142	2.7%
3.24	141	2.6%
3.18	140	2.6%
3.19	136	2.6%
3.12	130	2.4%
3.17	128	2.4%
Other values (98)	3903	73.2%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
2.72	1	< 0.1%
2.74	2	< 0.1%
2.77	1	< 0.1%
2.79	2	< 0.1%
2.8	3	0.1%
2.82	1	< 0.1%
2.83	3	0.1%
2.84	1	< 0.1%
2.85	6	0.1%
2.86	8	0.2%

Value	Count	Frequency (%)
4.01	2	< 0.1%
3.9	2	< 0.1%
3.85	1	< 0.1%
3.82	1	< 0.1%
3.81	1	< 0.1%
3.8	2	< 0.1%
3.79	1	< 0.1%
3.78	2	< 0.1%
3.77	2	< 0.1%
3.76	2	< 0.1%

sulphates
Real number (ℝ)

Distinct	111
Distinct (%)	2.1%
Missing	4
Missing (%)	0.1%
Infinite	0
Infinite (%)	0.0%
Mean	0.53326761

Minimum	0.22
Maximum	2
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	0.22
5-th percentile	0.35
Q1	0.43
median	0.51
Q3	0.6
95-th percentile	0.79
Maximum	2
Range	1.78
Interquartile range (IQR)	0.17

Descriptive statistics

Standard deviation	0.14972398
Coefficient of variation (CV)	0.28076706
Kurtosis	8.6128592
Mean	0.53326761
Median Absolute Deviation (MAD)	0.08
Skewness	1.8092083
Sum	2839.65
Variance	0.02241727
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.5	212	4.0%
0.46	196	3.7%
0.54	193	3.6%
0.44	184	3.5%
0.48	170	3.2%
0.38	165	3.1%
0.52	162	3.0%
0.47	161	3.0%
0.49	159	3.0%
0.45	157	2.9%
Other values (101)	3566	66.9%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
0.22	1	< 0.1%
0.23	1	< 0.1%
0.25	4	0.1%
0.26	3	0.1%
0.27	10	0.2%
0.28	12	0.2%
0.29	12	0.2%
0.3	24	0.5%
0.31	31	0.6%
0.32	45	0.8%

Value	Count	Frequency (%)
2	1	< 0.1%
1.98	1	< 0.1%
1.95	1	< 0.1%
1.62	1	< 0.1%
1.61	1	< 0.1%
1.59	1	< 0.1%
1.56	1	< 0.1%
1.36	3	0.1%
1.34	1	< 0.1%
1.33	1	< 0.1%

alcohol
Real number (ℝ)

HIGH CORRELATION

Distinct	111
Distinct (%)	2.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	10.548539

Minimum	8
Maximum	14.9
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	8
5-th percentile	9
Q1	9.5
median	10.4
Q3	11.4
95-th percentile	12.7
Maximum	14.9
Range	6.9
Interquartile range (IQR)	1.9

Descriptive statistics

Standard deviation	1.1861336
Coefficient of variation (CV)	0.1124453
Kurtosis	-0.53820574
Mean	10.548539
Median Absolute Deviation (MAD)	0.9
Skewness	0.54614548
Sum	56213.163
Variance	1.4069129
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
9.5	289	5.4%
9.4	261	4.9%
9.2	205	3.8%
10	204	3.8%
10.5	193	3.6%
11	176	3.3%
9.8	174	3.3%
9.3	169	3.2%
10.4	166	3.1%
10.2	158	3.0%
Other values (101)	3334	62.6%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
8	2	< 0.1%
8.4	4	0.1%
8.5	10	0.2%
8.6	16	0.3%
8.7	49	0.9%
8.8	67	1.3%
8.9	58	1.1%
9	138	2.6%
9.05	1	< 0.1%
9.1	127	2.4%

Value	Count	Frequency (%)
14.9	1	< 0.1%
14.2	1	< 0.1%
14.05	1	< 0.1%
14	11	0.2%
13.9	3	0.1%
13.8	2	< 0.1%
13.7	5	0.1%
13.6	11	0.2%
13.56666667	1	< 0.1%
13.55	1	< 0.1%

quality
Real number (ℝ)

Distinct	7
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	5.7960218

Minimum	3
Maximum	9
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	41.8 KiB

Quantile statistics

Minimum	3
5-th percentile	5
Q1	5
median	6
Q3	6
95-th percentile	7
Maximum	9
Range	6
Interquartile range (IQR)	1

Descriptive statistics

Standard deviation	0.87992241
Coefficient of variation (CV)	0.15181489
Kurtosis	0.29847656
Mean	5.7960218
Median Absolute Deviation (MAD)	1
Skewness	0.14899195
Sum	30887
Variance	0.77426345
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=7)

Value	Count	Frequency (%)
6	2327	43.7%
5	1755	32.9%
7	857	16.1%
4	206	3.9%
8	149	2.8%
3	30	0.6%
9	5	0.1%

Minimum 10 values
Maximum 10 values

Value	Count	Frequency (%)
3	30	0.6%
4	206	3.9%
5	1755	32.9%
6	2327	43.7%
7	857	16.1%
8	149	2.8%
9	5	0.1%

Value	Count	Frequency (%)
9	5	0.1%
8	149	2.8%
7	857	16.1%
6	2327	43.7%
5	1755	32.9%
4	206	3.9%
3	30	0.6%

Auto

Heatmap
Table

	alcohol	chlorides	citric acid	density	fixed acidity	free sulfur dioxide	pH	quality	residual sugar	sulphates	total sulfur dioxide	type	volatile acidity
alcohol	1.000	-0.416	0.024	-0.684	-0.114	-0.167	0.110	0.480	-0.268	-0.018	-0.282	0.132	-0.061
chlorides	-0.416	1.000	-0.063	0.608	0.360	-0.261	0.161	-0.304	-0.033	0.376	-0.278	0.752	0.432
citric acid	0.024	-0.063	1.000	0.063	0.278	0.119	-0.304	0.117	0.074	0.033	0.157	0.422	-0.303
density	-0.684	0.608	0.063	1.000	0.450	-0.024	0.040	-0.349	0.494	0.302	0.023	0.353	0.309
fixed acidity	-0.114	0.360	0.278	0.450	1.000	-0.267	-0.261	-0.105	-0.025	0.232	-0.247	0.503	0.207
free sulfur dioxide	-0.167	-0.261	0.119	-0.024	-0.267	1.000	-0.161	0.090	0.364	-0.236	0.742	0.412	-0.371
pH	0.110	0.161	-0.304	0.040	-0.261	-0.161	1.000	0.053	-0.195	0.233	-0.229	0.314	0.178
quality	0.480	-0.304	0.117	-0.349	-0.105	0.090	0.053	1.000	-0.029	0.035	-0.058	0.127	-0.251
residual sugar	-0.268	-0.033	0.074	0.494	-0.025	0.364	-0.195	-0.029	1.000	-0.118	0.430	0.328	-0.023
sulphates	-0.018	0.376	0.033	0.302	0.232	-0.236	0.233	0.035	-0.118	1.000	-0.263	0.472	0.262
total sulfur dioxide	-0.282	-0.278	0.157	0.023	-0.247	0.742	-0.229	-0.058	0.430	-0.263	1.000	0.794	-0.342
type	0.132	0.752	0.422	0.353	0.503	0.412	0.314	0.127	0.328	0.472	0.794	1.000	-0.601
volatile acidity	-0.061	0.432	-0.303	0.309	0.207	-0.371	0.178	-0.251	-0.023	0.262	-0.342	-0.601	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

The correlation heatmap measures nullity correlation: how strongly the presence or absence of one variable affects the presence of another.

First rows
Last rows

	type	fixed acidity	volatile acidity	citric acid	residual sugar	chlorides	free sulfur dioxide	total sulfur dioxide	density	pH	sulphates	alcohol	quality
0	white	7.0	0.27	0.36	20.70	0.045	45.0	170.0	1.0010	3.00	0.45	8.8	6
1	white	6.3	0.30	0.34	1.60	0.049	14.0	132.0	0.9940	3.30	0.49	9.5	6
2	white	8.1	0.28	0.40	6.90	0.050	30.0	97.0	0.9951	3.26	0.44	10.1	6
3	white	7.2	0.23	0.32	8.50	0.058	47.0	186.0	0.9956	3.19	0.40	9.9	6
4	white	6.2	0.32	0.16	7.00	0.045	30.0	136.0	0.9949	3.18	0.47	9.6	6
5	white	8.1	0.22	0.43	1.50	0.044	28.0	129.0	0.9938	3.22	0.45	11.0	6
6	white	8.1	0.27	0.41	1.45	0.033	11.0	63.0	0.9908	2.99	0.56	12.0	5
7	white	8.6	0.23	0.40	4.20	0.035	17.0	109.0	0.9947	3.14	0.53	9.7	5
8	white	7.9	0.18	0.37	1.20	0.040	16.0	75.0	0.9920	3.18	0.63	10.8	5
9	white	6.6	0.16	0.40	1.50	0.044	48.0	143.0	0.9912	3.54	0.52	12.4	7

	type	fixed acidity	volatile acidity	citric acid	residual sugar	chlorides	free sulfur dioxide	total sulfur dioxide	density	pH	sulphates	alcohol	quality
5319	red	7.2	NaN	0.33	2.5	0.068	34.0	102.0	0.99414	3.27	0.78	12.8	6
5320	red	6.6	0.725	0.20	7.8	0.073	29.0	79.0	0.99770	3.29	0.54	9.2	5
5321	red	6.3	0.550	0.15	1.8	0.077	26.0	35.0	0.99314	3.32	0.82	11.6	6
5322	red	5.4	0.740	0.09	1.7	0.089	16.0	26.0	0.99402	3.67	0.56	11.6	6
5323	red	6.3	0.510	0.13	2.3	0.076	29.0	40.0	0.99574	3.42	0.75	11.0	6
5324	red	6.8	0.620	0.08	1.9	0.068	28.0	38.0	0.99651	3.42	0.82	9.5	6
5325	red	6.2	0.600	0.08	2.0	0.090	32.0	44.0	0.99490	3.45	0.58	10.5	5
5326	red	5.9	0.550	0.10	2.2	0.062	39.0	51.0	0.99512	3.52	NaN	11.2	6
5327	red	5.9	0.645	0.12	2.0	0.075	32.0	44.0	0.99547	3.57	0.71	10.2	5
5328	red	6.0	0.310	0.47	3.6	0.067	18.0	42.0	0.99549	3.39	0.66	11.0	6

Overview

Variables

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

Lowercase Letter

Most occurring scripts

Most frequent character per script

Latin

Most occurring blocks

Most frequent character per block

ASCII

Interactions

Correlations

Missing values

Sample